/**
 * Test Utilities for EuchreCamp
 * 
 * Provides helper functions for creating and cleaning up test data
 */

import { prisma } from '@/lib/prisma';
import type { User, Player, Event, Match } from '@prisma/client';

// Track created test records for cleanup
const createdRecords = {
  users: [] as string[],
  players: [] as number[],
  events: [] as number[],
  matches: [] as number[],
};

/**
 * Create a test user with optional player association
 */
export async function createTestUser(options: {
  email?: string;
  name?: string;
  role?: string;
  playerId?: number | null;
} = {}) {
  const timestamp = Date.now();
  const email = options.email || `test-user-${timestamp}@example.com`;
  const name = options.name || `Test User ${timestamp}`;
  const role = options.role || 'player';

  const user = await prisma.user.create({
    data: {
      email,
      name,
      role,
      playerId: options.playerId,
    },
  });

  createdRecords.users.push(user.id);
  return user;
}

/**
 * Create a test player
 */
export async function createTestPlayer(options: {
  name?: string;
  currentElo?: number;
} = {}) {
  const timestamp = Date.now();
  const name = options.name || `Test Player ${timestamp}`;

  const player = await prisma.player.create({
    data: {
      name,
      normalizedName: name.toLowerCase(),
      currentElo: options.currentElo || 1000,
    },
  });

  createdRecords.players.push(player.id);
  return player;
}

/**
 * Create a test event (tournament)
 */
export async function createTestEvent(options: {
  name?: string;
  ownerId?: string;
} = {}) {
  const timestamp = Date.now();
  const name = options.name || `Test Event ${timestamp}`;

  const event = await prisma.event.create({
    data: {
      name,
      eventType: 'tournament',
      format: 'round_robin',
      status: 'planned',
      ownerId: options.ownerId,
    },
  });

  createdRecords.events.push(event.id);
  return event;
}

/**
 * Create a test match
 */
export async function createTestMatch(options: {
  eventId?: number;
  team1P1Id: number;
  team1P2Id: number;
  team2P1Id: number;
  team2P2Id: number;
  team1Score?: number;
  team2Score?: number;
}) {
  const timestamp = Date.now();

  const match = await prisma.match.create({
    data: {
      eventId: options.eventId,
      player1P1Id: options.team1P1Id,
      player1P2Id: options.team1P2Id,
      player2P1Id: options.team2P1Id,
      player2P2Id: options.team2P2Id,
      team1Score: options.team1Score ?? 10,
      team2Score: options.team2Score ?? 5,
      status: 'completed',
    },
  });

  createdRecords.matches.push(match.id);
  return match;
}

/**
 * Clean up all created test records
 */
export async function cleanupTestRecords() {
  console.log('🧹 Cleaning up test records...');

  try {
    // Delete matches first (they reference players)
    if (createdRecords.matches.length > 0) {
      await prisma.match.deleteMany({
        where: { id: { in: createdRecords.matches } },
      });
      console.log(`  Deleted ${createdRecords.matches.length} matches`);
    }

    // Delete events
    if (createdRecords.events.length > 0) {
      await prisma.event.deleteMany({
        where: { id: { in: createdRecords.events } },
      });
      console.log(`  Deleted ${createdRecords.events.length} events`);
    }

    // Delete users first (to break player associations)
    if (createdRecords.users.length > 0) {
      await prisma.user.deleteMany({
        where: { id: { in: createdRecords.users } },
      });
      console.log(`  Deleted ${createdRecords.users.length} users`);
    }

    // Delete players
    if (createdRecords.players.length > 0) {
      await prisma.player.deleteMany({
        where: { id: { in: createdRecords.players } },
      });
      console.log(`  Deleted ${createdRecords.players.length} players`);
    }

    // Reset tracking
    createdRecords.users = [];
    createdRecords.players = [];
    createdRecords.events = [];
    createdRecords.matches = [];

    console.log('✅ Test records cleaned up successfully');
  } catch (error) {
    console.error('❌ Error cleaning up test records:', error);
    // Still reset tracking to avoid trying to delete again
    createdRecords.users = [];
    createdRecords.players = [];
    createdRecords.events = [];
    createdRecords.matches = [];
  }
}

/**
 * Get count of created records (for assertions)
 */
export function getCreatedRecordCounts() {
  return {
    users: createdRecords.users.length,
    players: createdRecords.players.length,
    events: createdRecords.events.length,
    matches: createdRecords.matches.length,
  };
}

/**
 * Clean up test users by email pattern
 */
export async function cleanupTestUsersByEmailPattern(pattern: string = 'test-') {
  try {
    const result = await prisma.user.deleteMany({
      where: {
        email: {
          contains: pattern,
        },
      },
    });
    console.log(`  Deleted ${result.count} test users matching pattern "${pattern}"`);
    return result.count;
  } catch (error) {
    console.error('❌ Error cleaning up test users:', error);
    return 0;
  }
}

/**
 * Clean up test players by name pattern
 */
export async function cleanupTestPlayersByNamePattern(pattern: string = 'Test ') {
  try {
    const result = await prisma.player.deleteMany({
      where: {
        name: {
          contains: pattern,
        },
      },
    });
    console.log(`  Deleted ${result.count} test players matching pattern "${pattern}"`);
    return result.count;
  } catch (error) {
    console.error('❌ Error cleaning up test players:', error);
    return 0;
  }
}

/**
 * Clean up all test data (aggressive cleanup)
 */
export async function cleanupAllTestData() {
  console.log('🧹 Aggressive cleanup of all test data...');

  try {
    // Delete test users first
    const userResult = await prisma.user.deleteMany({
      where: {
        email: {
          contains: 'test-',
        },
      },
    });
    console.log(`  Deleted ${userResult.count} test users`);

    // Delete test players
    const playerResult = await prisma.player.deleteMany({
      where: {
        name: {
          contains: 'Test ',
        },
      },
    });
    console.log(`  Deleted ${playerResult.count} test players`);

    // Delete test events
    const eventResult = await prisma.event.deleteMany({
      where: {
        name: {
          contains: 'Test ',
        },
      },
    });
    console.log(`  Deleted ${eventResult.count} test events`);

    console.log('✅ All test data cleaned up');
  } catch (error) {
    console.error('❌ Error during aggressive cleanup:', error);
  }
}

// Export cleanup function for global setup/teardown
export const testCleanup = cleanupTestRecords;